On-Line Encyclopedias

Access the 10-volume Routledge Encyclopedia of Philosophy, featuring original articles from leading international experts across the discipline of philosophy.

The articles cover a wide breadth of subject matter, including Anglo-American, ethical and political, cross-cultural, interdisciplinary, continental, contemporary and world philosophies. Can be browsed by philosophical themes, historical periods, and religions.

The Internet Encyclopedia of Philosophy (IEP) (ISSN 2161-0002) was founded in 1995 as a non-profit organization to provide open access to detailed, scholarly information on key topics and philosophers in all areas of philosophy. The Encyclopedia receives no funding, and operates through the volunteer work of the editors, which consists of editors, authors, volunteers, and technical advisers. At present the IEP is visited by over 500,000 persons per month.